Answer:
hey you can use google
Step-by-step explanation:
first write your question then look for useful answers
Answer:
where points are on a grid
Step-by-step explanation:
Find the difference between 7 /10 and 14 / 15.
Answer:
-7/30
Have a great day!
Answer:
1 21/70
Step-by-step explanation:
14/7 x 10/10 = 140/70
- 7/10 x 7/7 = 49/70
_______
140/70 and 49/70 both have an equal denominator (bottom number) now, so now we can find the difference (subtract).
140/70
- 49/70
_________
91/70
Now, simplify.
1 21/70
Two vacationing families leave New York at the same time. They take 20 and 6 days, respectively, to reach their destination and return to New York. The vacationing families each take continuous trips to and from New York. How many days will pass before the two vacationing families leave New York on the same day again?
Answer:
Step-by-step explanation: evagline has 3/5 of box of nuts.she uses it to fill 6 bowls
Suppose you buy a $10,000 bond at face value. The bond pays $450 annual interest. What is the yield on this bond? (Calculate to one decimal place)
HELP ASAP
Answer:
Yield on this bond = 4.5%
Step-by-step explanation:
Given:
Face value of bond = $10,000
Annual interest receives from bond = $450
Find:
Yield on this bond
Computation:
Yield on bond = [Annual interest / Face value]100
Yield on this bond = [Annual interest receives from bond / Face value of bond]100
Yield on this bond = [450 / 10,000]100
Yield on this bond = [0.045]100
Yield on this bond = 4.5%
whixh list of numbers is ordered from least to greatest?
Answer:
B is the solution
Step-by-step explanation:
-6.53 is the furthest from 0
-6 1/4 is closer to 0
6.57 is positive and more than 0
6 3/4 is also positive and more than 6.57
On a 30 question test, Janice answered four-fifths of the questions correctly-
Which of the following is the number of questions she answered correctly?
A.26
B.24
C.38
D.25
Which measurement is the same for Charles and Jermod?
median
Orange
Olower quartile
Oupper quartile
These dot plots show how many minutes Charles and Jermod spent on homework per day
for three weeks.
15 20 25 30
40 45 50 55 60
Charles's Homework (minutes per day)
15 20 25 30 35 40 45 50 55 60
Jermod's Homework (minutes per day)
Which measurement is the same for Charles and Jermod?
The measurement is the same for Charles and Jermod are lower quartile and upper quartile. Therefore, options C and D are the correct answer.
From the given dot plot.
The number of minutes Charles spent on homework.
15, 15, 20, 20, 25, 30, 30, 30, 30, 30, 45, 50, 55, 60, 60.
Here, lower quartile = 20
Upper quartile = 50
Median = 30
Range = 60-15
= 45
The number of minutes Jermod spent on homework.
15, 15, 15, 20, 20, 30, 35, 45, 45, 45, 50, 50, 55, 55.
Here, lower quartile = 20
Upper quartile = 50
Median = 45
Range = 55-15
= 40
Therefore, options C and D are the correct answer.
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in the school cafeteria, students choose to their lunch from 4 sandwiches, 2 soups, 2 salads, and 2 drinks. how many different lunches are possible for a student who chooses exactly 1 sandwich, 1 soup, 1 salad, and 1 drink
Answer:
32
Step-by-step explanation:
Answer:
32
Step-by-step explanation:
32
Misty’s surgery lasted 214 hours. Convert the time to seconds.
Answer:
770,400
Step-by-step explanation:
770,400 seconds
If my mass is 4725 g and the volume is 350cm. What is my density?
Answer:
I think ur density is 13.5 kg /m³.
Answer:
13.5 g/cm^3.
Step-by-step explanation:
Density = mass / volume
= 4725/350
= 13.5 g/cm^3.
The given figure shows the intersection of plane S with a square pyramid.
Which shape depicts the cross-section?
OA.
D.
E
The cross section can be of these shapes square and triangle are; A, D
What is cross-segment ?A cross-segment is a plane segment that is a segment of a three-dimensional item that is parallel to one among its planes of symmetry or perpendicular to considered one of its traces of symmetry.
An instance of a go-segment would be a circle. A cross-section is seen whilst a 3-dimensional picture is reduce through a plane.
Then the case of the cone, a circular go-segment emerges while the cone is cut parallel with its base
The go-sectional region is the location of a 3-dimensional shape which is acquired whilst a three-dimensional object - inclusive of a cylinder - is sliced perpendicular to some designated axis at a point.
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Mrs. Galicia is watching the bacterial population grow at a rate of 30% per year. The bacteria population originally started at 20. After 8 years how many bacteria will be present?
A: 163
B: 208
C: 180
D: 36
Answer:
A: 163
Step-by-step explanation:
Pit this in your calculator exactly like this 20(1.30)^8 Then hit x^y to the power of 8 and you get the answer 163.1461442 So round your answer to the nearest whole number, will be 163.
There are 163 bacteria after 8 years
The given parameters are:
Initial (a) = 20
Rate (r) = 30%
So, the exponential function is:
\(y = a(1 + r)^x\)
This gives
\(y = 20(1 + 30\%)^x\)
After 8 years, we have:
\(y = 20(1 + 30\%)^8\)
Evaluate
\(y = 163\)
Hence, there are 163 bacteria after 8 years
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63 ones 21 hundreths 4 thousands in decimal
The decimal representation of the given sequence is 4,063.21.
The given sequence can be interpreted as follows: "63 ones, 21 hundredths, 4 thousand." To convert this sequence into decimal form, we need to understand the place value of each digit.
Starting from the left, we have "63 ones." This means we have 63 units, which can be represented as 63.
Next, we have "21 hundredths." Since there are two digits after the decimal point, the number becomes 0.21.
Finally, we have "4 thousand." Considering the place value, 4 thousand would be written as 4,000.
Putting it all together, we have 63 + 0.21 + 4,000, which equals 4,063.21. Therefore, the decimal representation of the given sequence is 4,063.21.
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Danielle is paid $75 for 5 hours of work. How much does she make for 1
nour of work? *
HELP ME PLS
Answer:
the answer is 15$
Step-by-step explanation:
i did 75/5hrs which equal to 15 and if you get 15$ every 5 hrs you will get 75$
Answer:
15
Step-by-step explanation:
Cost over quantity $75 over 5 your going to one so you divide 5 by 5 to get 1 and what ever you do to da bottom u have to do da same to da top so 75 divided by 5 is 15 so 15 is your answer.
Hope dis helps:)
Find the measure of the missing angle 17
Answer:
<A =73
Step-by-step explanation:
The sum of the angles of a triangle are 180
<C is 90
<B is 17
We need to find <A
<A + < B + <C = 180
<A + 17+90 = 180
<A + 107 =180
<A = 180-107
<A =73
Suppose it takes 4 hours for a certain strain of bacteria to reproduce by dividing in half. If 70 bacteria are present to begin with, the total number present after xxdays is
f(x)=70⋅64x
Find the total number present after 1, 2 and 3 days.
There will be bacteria present after 1day, after 2 days and after 3 days.
____________
secondly,
Find f−1for the function ff.
f(x)=4x2+4
f−1(x)=
Answer:
1 day: 4480
2 days: 8960
3 days: 13440
\(f^{-1}(x) = \sqrt{\frac{x -4}{4}}\) ---- function inverse
Step-by-step explanation:
Given
\(f(x) = 70 \cdot 64x\)
Solving (a): The amount present after 1 day.
Here, \(x =1\)
So:
\(f(1) = 70 \cdot 64*1= 4480\)
Solving (b): The amount present after 2 days.
Here, \(x =2\)
So:
\(f(2) = 70 \cdot 64*2= 8960\)
Solving (c): The amount present after 3 days.
Here, \(x = 3\)
So:
\(f(3) = 70 \cdot 64*2= 13440\)
Solving (d): The inverse function of:
\(f(x)= 4x^2 + 4\)
Replace f(x) with y
\(y= 4x^2 + 4\)
Swap x and y
\(x= 4y^2 + 4\)
Rewrite as:
\(4y^2 = x -4\)
Divide by 4
\(y^2 = \frac{x -4}{4}\)
Take square roots
\(y = \sqrt{\frac{x -4}{4}}\)
Replace y with function inverse
\(f^{-1}(x) = \sqrt{\frac{x -4}{4}}\)
A circle has a diameter of 4.5 cm. A larger circle has a diameter of 24
cm. What is the approximate difference in the circumferences of the
two circles?
A 19.5 cm
B. 28.5 cm
C. 61 cm
D. 90 cm
The approximate difference in the circumferences of the two circles is: C. 61 cm.
How to calculate the circumference of a circle?Mathematically, the circumference of a circle can be calculated by using this mathematical expression:
C = 2πr or C = πD
Where:
C represents the circumference of a circle.D represents the diameter of a circle.r represents the radius of a circle.Substituting the given parameters into the circumference of a circle formula, the circumference of the small circle is;
Circumference of circle, C = πD
Circumference of circle, C = 3.14 × 4.5
Circumference of circle, C = 14.13 cm.
For the larger circle, we have:
Circumference of circle, C = 3.14 × 24
Circumference of circle, C = 75.36 cm.
Difference = 75.36 cm - 14.13 cm.
Difference = 61.23 ≈ 61 cm.
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The graph below shows the line y=[x]. If the line y=|x|*2 were graphed on the same grid, hc would it compare to the line shown in the graph below.
The graph of the function y = 2|x| is a vertical stretch by a factor of 2 of the parent function y = |x|.
How to identify the transformation?The functions for this problem are defined as follows:
Parent function: y = |x|.Transformed function: y = 2|x|.When a function is multiplied by 2, we have that it is vertically stretched by a factor of 2.
Hence the graph of the function y = 2|x| is a vertical stretch by a factor of 2 of the parent function y = |x|.
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HELPPP!!!
Does your residual plot show that the linear model from the regression calculator is a good model? Explain your reasoning.
A careful examination of the residual plot is crucial in determining the goodness of fit for the linear model.To determine whether the linear model from the regression calculator is a good model, we need to analyze the residual plot.
A residual plot is a graphical representation of the differences between the observed values and the predicted values from the linear model.
If the residual plot exhibits random scatter around the horizontal line (y = 0) with no discernible pattern, it suggests that the linear model is a good fit for the data. This indicates that the model captures the underlying linear relationship between the variables adequately, and the residuals have no systematic bias or trend.
However, if the residual plot displays a distinct pattern, such as a curved shape, a funnel shape, or an increasing/decreasing trend, it indicates that the linear model may not be appropriate. In such cases, the model may not be capturing all the relevant information or may be missing higher-order relationships.
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Suppose XY has one endpoint at X(0, 0).
What are the coordinates of Y if (5, 12) is
1/3 of the way from X to Y?
Answer:
step By step
First multiply 5 by 3 and multiply 12 by 3
Which is 15,36
Add to x endpoint to determine y endpoint which is (15,36)
Explain:
This multiplication is used to find full distance from the endpoints of XY
The area of the hexagonal base is 58 square inches.
The height is 6.25 inches.
What is the volume the hexagonal prism? cubic inches
Do not round the height or the answer.
Answer:
362.5 in^3
Step-by-step explanation:
V = (face [surface] area)(height)
V = 58(6.25) = 362.5
Divide: 7 5/6 ÷ 2/3 need help
To divide a mixed number by a fraction, we need to convert the mixed number into an improper fraction and then multiply it by the reciprocal of the fraction.
Step 1: Convert the mixed number to an improper fraction:
7 5/6 = (6 * 7 + 5) / 6 = 47/6
Step 2: Multiply the improper fraction by the reciprocal of the fraction:
47/6 ÷ 2/3 = 47/6 * 3/2
Step 3: Simplify the fraction if possible:
47/6 * 3/2 = (47 * 3) / (6 * 2) = 141/12
Step 4: Simplify the fraction further, if necessary:
141/12 can be simplified by dividing both the numerator and denominator by their greatest common divisor, which is 3:
141/12 = (141 ÷ 3) / (12 ÷ 3) = 47/4
Therefore, 7 5/6 ÷ 2/3 is equal to 47/4 or 11 3/4.
3 Jack walk from Santa Clara to Polo Allo. Il took I hour 25 min to walk from Santa Clot to Los Altos. Than it took 25 minute of wal from los altos to Palo buto. He arrived in Palo alto at 2:45 P.M. of what time die Santa Clara ? he leave Santa clara
The time Jack left Santa Clara is 1 : 55 pm
What is word problem?A word problem in math is a math question written as one sentence or more. These statements are interpreted into mathematical equation or expression.
The time for Jack to walk to lose Altos is 25 min and he uses another 25mins to work to Palo alto.
Therefore, the total time he spent is
25mins + 25 mins = 50 mins
He arrived Palo at 2 :45 pm, therefore the time he left Santa Clare will be ;
2:45 pm = 14 :45
= 14:45 - 50mins
= 13:55
= 1 : 55pm
Therefore he left at 1:55 pm
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An airplane is heading north at an airspeed of 750 km/hr, but there is a wind blowing from the southeast at 50 km/hr.
The plane will end up flying
degrees off course
The plane's speed relative to the ground will be
km/hr
The plane's speed relative to the ground will be approximately 750.62 km/hr.
To determine the plane's heading off course and its speed relative to the ground, we can use vector addition.
Given:
Airspeed of the plane: 750 km/hr
Wind speed from the southeast: 50 km/hr
First, let's analyze the effect of the wind on the plane's course.
The wind is coming from the southeast, which is at a 45-degree angle to both north and east directions. Since the plane is heading directly north, the wind will have a component that pushes the plane off course.
To find the heading off course, we can use trigonometry. The component of the wind that affects the plane's course is the eastward component. We can calculate it using the cosine function:
Component off course = Wind speed * cos(45°)
Component off course = 50 km/hr * cos(45°)
Component off course ≈ 35.36 km/hr
The plane will end up flying at speed of approximately 35.36 km/hr off course.
Next, let's calculate the plane's speed relative to the ground. We can use vector addition to find the resultant velocity.
The northward velocity of the plane remains unchanged at 750 km/hr. The eastward velocity caused by the wind is the wind speed itself, which is 50 km/hr.
Using the Pythagorean theorem, we can find the resultant velocity:
Resultant velocity = √(750^2 + 50^2)
Resultant velocity ≈ 750.62 km/hr
The plane's speed relative to the ground will be approximately 750.62 km/hr.
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Puzzle Four it's Friday and you are leaving school. You are going to the pizza palace and then the movies with your friends. After the movies you go home and Saturday you wake up to spend the day at the park and then go to the school to play on the basketball court. After a very active day you go home to sleep. Determine the total distance you traveled on Friday and Saturday if you always took the most direct route (HINT: Find the hypotenuse). Each cell on the graph represents one mile. The total distance traveled will unlock puzzle four! Round all your answers to the nearest hundredth
Answer:
65.
Step-by-step explanation:
13+12=25
25+10=35
35+12=47
47+11=58
50+7=65!
pls solve ii need it
Answer:
multiply each decimal
Step-by-step explanation:
Answer:
1.144
Step-by-step explanation:
multiply 1.1x0.8x1.3
The sum of two numbers is 61. The smaller number is 7 less than the larger number. What are the numbers?
Larger number:
Smaller number:
Answer:
divide by 2 equals 30.5 minus 7 equals to 23,5
Step-by-step explanation:
smaller is 23,5
B is 37.5
The roots of unity (1) may be calculated from the equation x3-1=0. What are they?
we find the root of x² + x + 1 has it can't be factorized
Using quadratic formula:
\(x\text{ = }\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}\)for a² + bx + c = 0
comparing: x² + x + 1
where a = 1, b = 1, c = 1
\(\begin{gathered} x\text{ = }\frac{-1\pm\sqrt[]{(1)^2^{}-4(1)(1)}}{2(1)} \\ x\text{ = }\frac{-1\pm\sqrt[]{1^{}-4}}{2} \end{gathered}\)\(\begin{gathered} x\text{ = }\frac{-1\pm\sqrt[]{-3}}{2}\text{= }\frac{-1\pm\sqrt[]{-1(3)}}{2} \\ Since\text{ we can't find the square root of a negative number, we apply complex root} \\ \text{let i}^2\text{ = -1} \\ x\text{ = }\frac{-1\pm\sqrt[]{3i^2}}{2} \end{gathered}\)\(\begin{gathered} x\text{ = }\frac{-1\pm\sqrt[]{3i^2}}{2}\text{ = }\frac{-1\pm i\sqrt[]{3^{}}}{2} \\ x\text{ = }\frac{-1+i\sqrt[]{3^{}}}{2}or\text{ }\frac{-1-i\sqrt[]{3^{}}}{2} \\ \end{gathered}\)\(\begin{gathered} \text{The roots of x}^3\text{ - 1 = 0 are:} \\ 1\text{ and }\frac{-1\pm i\sqrt[]{3^{}}}{2} \\ 1\text{ and }\frac{\text{-1 }}{2}\pm\text{ }\frac{i\sqrt[]{3^{}}}{2}\text{ (option C)} \end{gathered}\)Identify the unit rate in each graph. Then, order the graphs by unit rate, from least to greatest.
The required rates are: Unit rate of graph K = 3, Unit rate of graph P = 0.5, and Unit rate of graph F = 1. The order from lower to greater is Graph P, graph F, graph K
How did we determine their unit rates?Step 1: As we know that Unit Rate
Step 2: Notice that the in graph K line passes through the point (1,3)
Step 3: (1,3)
It means the value of function is 3 when x= 1
Step 4: So the unit rate of graph K is, 3/1
Step 5: Simplify the expression.
3/1 = 3
Step 6: Similarly we can see that the graph P have the point (2, 1)
Step 7: So the unit rate of graph P will be 1/2
Step 8: Simplify the expression.
1/2 = 0.5
Step 9: The graph F have point (1, 1) so it have unit rate of 1/1
Step 10: Simplify the expression.
1/1 = 1
Step 11: So we have unit rate of graph K = 3, F= 1 and graph P = 0.5
Step 12: Putting them in least to greater order as,
0.5, 1, 3
It follows that;
graph P, graph F, graph K
Therefore, the required answer is,
Unit rate of graph K = 3
Unit rate of graph P = 0.5
Unit rate of graph F = 1
And the order from lower to greater is, Graph P, graph F, graph K
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HELP 20 points Find x. x DO Radius = 10 Radius = 9 Enter a, b, c, d, or e. a. 19.9 b. 6/15 c. 18.01 d. 6/10 e. 185 Enter
Option A is correct -- 19.9
from figure :
AB=\(5+\frac{9}{2}\)
=9.5
From Pythagoras theorem:
\(x^{2} =(9.5)^2} +1\)
\(x^{2} =91.25\)
\(x=19.9\)
The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides. This can be written as an equation:
\(a^{2} +b^{2}=c^{2}\)
where c is the length of the hypotenuse and a and b are the lengths of the other two sides.
The Pythagorean theorem is a very useful tool for solving problems involving right triangles, such as finding the distance between two points or the height of a ladder. It is named after the ancient Greek mathematician Pythagoras, who is credited with its discovery.
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Which pairs are like terms in the expression below? Select all that apply.
25y + 15x – 0.2y – 6 + (–2)
A. 25y and 15x
B. 25y and –0.2y
C. 15x and –0.2y
D. –0.2y and 2
E. –6 and –2
Answer:
B. and E.
Step-by-step explanation:
hope it helps ;)